package com.yyi.springcloud.utils;

import net.sf.json.JSONObject;

import java.io.*;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;
import java.util.HashMap;
import java.util.Map;

/**
 * Http请求工具类
 */
public class HttpUtil {
	/**
	 * 向指定URL发送GET方法的请求
	 */
	public static String sendGet(String url, String param) {
		String result = "";
		BufferedReader in = null;
		try {
			String urlNameString = url + "?" + param;
			URL realUrl = new URL(urlNameString);
			System.out.println("请求的路径为"+urlNameString);
			// 打开和URL之间的连接
			URLConnection connection = realUrl.openConnection();
			// 设置通用的请求属性
			connection.setRequestProperty("accept", "*/*");
			connection.setRequestProperty("connection", "Keep-Alive");
			connection.setRequestProperty("user-agent",
					"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
			//防止中文乱码
			connection.setRequestProperty("Accept-Charset", "UTF-8");
			// 建立实际的连接
			connection.connect();
			// 获取所有响应头字段
//			Map<String, List<String>> map = connection.getHeaderFields();
			// 遍历所有的响应头字段
//			for (String key : map.keySet()) {
//				System.out.println(key + "--->" + map.get(key));
//			}
			// 定义 BufferedReader输入流来读取URL的响应
			in = new BufferedReader(new InputStreamReader(
					connection.getInputStream(), "utf-8"));
			String line;
			while ((line = in.readLine()) != null) {
				result += line;
			}
		} catch (Exception e) {
			System.out.println("发送GET请求出现异常！" + e);
			e.printStackTrace();
		}
		// 使用finally块来关闭输入流
		finally {
			try {
				if (in != null) {
					in.close();
				}
			} catch (Exception e2) {
				e2.printStackTrace();
			}
		}
		return result;
	}

	/**
	 * 向指定 URL 发送POST方法的请求
	 */
	public static String sendPost(String url, String param) {
		PrintWriter out = null;
		BufferedReader in = null;
		String result = "";
		try {
			URL realUrl = new URL(url);
			// 打开和URL之间的连接
			URLConnection conn = realUrl.openConnection();
			// 设置通用的请求属性
			conn.setRequestProperty("accept", "*/*");
			conn.setRequestProperty("connection", "Keep-Alive");
			conn.setRequestProperty("user-agent",
					"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
			// conn.setRequestProperty("Accept-Charset", "UTF-8");
			// 发送POST请求必须设置如下两行
			conn.setDoOutput(true);
			conn.setDoInput(true);
			// 获取URLConnection对象对应的输出流
			out = new PrintWriter(new OutputStreamWriter(
					conn.getOutputStream(), "utf-8"));
			// 发送请求参数
			out.print(param);
			// flush输出流的缓冲
			out.flush();
			// 定义BufferedReader输入流来读取URL的响应
			in = new BufferedReader(new InputStreamReader(
					conn.getInputStream(), "utf-8"));
			String line;
			while ((line = in.readLine()) != null) {
				result += line;
			}
		} catch (Exception e) {
			System.out.println("发送 POST 请求出现异常！" + e);
			e.printStackTrace();
		}
		// 使用finally块来关闭输出流、输入流
		finally {
			try {
				if (out != null) {
					out.close();
				}
				if (in != null) {
					in.close();
				}
			} catch (IOException ex) {
				ex.printStackTrace();
			}
		}
		return result;
	}

	public static void main(String[] args) throws Exception {
		Map<String, String> map = new HashMap<String, String>();
		map.put("TEL", "15811017150");
		map.put("WORKTIME", "早九晚五");
		map.put("APPOINTENDTIME", "1992-12-12 12:12:12");
		map.put("CITYNAME", "北京");
		map.put("JOBTYPEID", "1");
		map.put("ADDRESS", "嘉美大厦1");
		map.put("CONTENT", "送餐");
		map.put("REMARKS", "略");
		JSONObject json = JSONObject.fromObject(map);
		String str = json.toString();
		str="0060303120";
		str = URLEncoder.encode(str, "utf-8");
		String sr = sendPost(
				"http://localhost:8989/services/approval/getValueStandard",
				"selectMtlNo=" + str);
		JSONObject jsonObject = JSONObject.fromObject(sr);
		System.out.println(jsonObject.getString("standard"));
	}
}
